4 years ago

What is the supplementary angle of 81°?

Mathematics

2 answers:

SIZIF [17.4K]4 years ago

8 0

Answer:

Supplementry = 180⁰ - 81⁰ = 99⁰

Jlenok [28]4 years ago

3 0

Answer:

Step-by-step explanation:

the supplementary angle is just the two angles that equal 180 degrees.

x+81=180

-81=-81

x=99

simple check

81+99=180

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